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Schematic diagram | Phase 1: Installation of SMD components | Phase 2: Power supply components |
Phase 3: Micro controller and DAC | Phase 4: Audio frequency amplifier | Phase 5: Receiver; RF and IF |
Phase 6: QR2S |
Phase 2: Power supply components

Install components in the following order:

Metal film resistors, 1/4W
R11, R12, R13, R14, R106 (100 Ohms), R3, R21, R22, R43, R44 (220 Ohms), R1 (270 Ohms),
R4 (680 Ohms), R10 (820 Ohms), R15, R16 (1k), R7 (1k2), R2 (1k5), R9 (2k2), R5 (4k7), R6, R8 (47k)


Inductors
L1, L2, L3, L4, L5 (47 uH)

Ceramic capacitors
C2, C4, C5, C6, C8, C9, C11, C12, C15, C17, C18, C20, C23, C24, C25, C27, C29, C31, C33, C35, C49, C72, C131 (0.1u)

Electrolytic capacitors
C7, C10, C14, C16, C19, C21, C22, C26, C28, C30, C32, C34, C36, C132 (100 uF / 25V)
C3, C50, C73 (220 uF / 25V)
C1 (1000 or 2200 uF / 25V)


Voltage Regulator TO220
VR4 (7805), VR1 (7806)

Voltage Regulator TO92
VR2, VR3 (LM317L)

LED 3mm (green + red)
DC power connector (J4)



Install ground jumper



Voltage check

  Pin 14
U1 6V
U3 6V
U17 6V

  Pin 2,3,9,10 Pin 14
U2 3V 6V
  Pin 16  
U4 6V  

  Pin 1
U15 5V

  Pin 3,5 Pin 8
U9 6V 12V
U10 6V 12V
U11 6V 12V
U12 6V 12V
U13 - 12V


Next phase: Micro controller and DAC
 

Schematic diagram | Phase 1: Installation of SMD components | Phase 2: Power supply components |
Phase 3: Micro controller and DAC | Phase 4: Audio frequency amplifier | Phase 5: Receiver; RF and IF |
Phase 6: QR2S |

Need help? email: info@GenesisRadio.com.au


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